Second Time, A New Image For McMahon

ENFIELD, Conn.—There are few Connecticut voters who don't know Linda McMahon, thanks to the three years and $62 million the Republican has spent campaigning for Senate this year and in 2010.

But despite all that time and money, a persistently large number of them still don't like the former professional wrestling executive, polls show. About 40% of Connecticut voters have told pollsters over the past two years that they have an...